diff --git a/.github/workflows/yambs-project.yml b/.github/workflows/yambs-project.yml
index 97a6170..5e5321f 100644
--- a/.github/workflows/yambs-project.yml
+++ b/.github/workflows/yambs-project.yml
@@ -40,7 +40,20 @@ jobs:
 
       - run: mk yaml python-lint python-sa
 
-      - run: sudo apt-get install lcov doxygen clang-15 clang-format-15
+      - name: setup clang 17
+        run: |
+          wget https://apt.llvm.org/llvm.sh
+          chmod +x ./llvm.sh
+          sudo ./llvm.sh 17
+          rm llvm.sh
+
+      - run: sudo apt-get install gcc-13 g++-13 lcov doxygen clang-17 clang-format-17
+      # List versions.
+      - run: gcc-13 --version
+      - run: g++-13 --version
+      - run: clang-17 --version
+      - run: clang++-17 --version
+
       - run: mk t variant=clang coverage=false
       - run: ninja all format-check
       - run: mk dist docs
@@ -55,7 +68,7 @@ jobs:
           gcov: true
           gcov_include: build/debug
           gcov_ignore: .mypy_cache
-          gcov_executable: gcov-12
+          gcov_executable: gcov-13
           fail_ci_if_error: true
           verbose: true
 
diff --git a/config b/config
index 3e6f08b..273b089 160000
--- a/config
+++ b/config
@@ -1 +1 @@
-Subproject commit 3e6f08b43beebcb79eb559222e3e336cc32b8bee
+Subproject commit 273b08905dae33e058c016de6681c77284cadcf5
diff --git a/yambs.yaml b/yambs.yaml
index 30250c5..08afddf 100644
--- a/yambs.yaml
+++ b/yambs.yaml
@@ -1,7 +1,7 @@
 # =====================================
 # generator=datazen
 # version=3.1.4
-# hash=cd30ca828c268bf5b3847d3052de73df
+# hash=551e672939793b0a418cc5475b169746
 # =====================================
 ---
 project:
@@ -11,12 +11,12 @@ project:
   version: {major: 0, minor: 2, patch: 3}
 variants:
   clang:
-    suffix: &clang_version "-15"
+    suffix: &clang_version "-17"
 
   debug:
-    suffix: "-12"
+    suffix: &gcc_version "-13"
   opt:
-    suffix: "-12"
+    suffix: *gcc_version
 
   clang-opt:
     suffix: *clang_version